409357401 has 8 divisors (see below), whose sum is σ = 546210624. Its totient is φ = 272704560.

The previous prime is 409357393. The next prime is 409357441. The reversal of 409357401 is 104753904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 409357401 - 2³ = 409357393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (409357441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45261 + ... + 53546.

It is an arithmetic number, because the mean of its divisors is an integer number (68276328).

Almost surely, 2^409357401 is an apocalyptic number.

It is an amenable number.

409357401 is a deficient number, since it is larger than the sum of its proper divisors (136853223).

409357401 is a wasteful number, since it uses less digits than its factorization.

409357401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100191.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 409357401 is about 20232.5826576836. The cubic root of 409357401 is about 742.5075640037.

The spelling of 409357401 in words is "four hundred nine million, three hundred fifty-seven thousand, four hundred one".